Resources

Displaying 221 - 230 results of 233 for ""

Research Report 143 Survey of New Zealand roading authorities regarding pavement engineering issues

Published:
Category: Activity management , Research programme , Research & reports | Audience: General

This report presents the results of a survey of New Zealand's territorial authorities, Transit New Zealand and selected industry organisations on pavement engineering issues.

Research Report 122 Flushing processes in chipseals: effects of trafficking

Published:
Category: Activity management , Research programme , Research & reports | Audience: General

Flushed and unflushed chipseal samples were taken in 1997–98, near sites where flushing had occurred on state highways in the Wairarapa, New Zealand.

Research Report 013 Evaluation sensitivity analysis

Published:
Category: Activity management , Research programme , Research & reports | Audience: General

The guidelines for sensitivity analysis in project evaluation, as used in the Transit New Zealand Project Evaluation Manual (PEM), have been improved.

Research Report 112 Use of melter slag as aggregate in open-graded emulsion mixes

Published:
Category: Activity management , Research programme , Research & reports | Audience: General

Melter slag is a major by-product of the steel manufacturing process, and its potential for use as an aggregate in open-graded emulsion mixes (OGEMs), is the topic of this report.

Research Report 118 Vehicle repair and maintenance costs: literature review & operator cost survey

Published:
Category: Activity management , Research programme , Research & reports | Audience: General

This report describes the work undertaken between 1992 and 1995 under the first and second stages of a research project into road vehicle repair and maintenance costs in relation to road operating conditions.

Research Report 110 An alternative to the sand circle test for measuring texture depth

Published:
Category: Activity management , Research programme , Research & reports | Audience: General

The reproducibility and repeatability of the sand circle test for measuring texture depth in pavement surfaces was compared with a new test using wallpaper size and a flexible perspex plate covered by a rubber pad.